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S5U13705B00C Rev. 2.0 Evaluation Board User Manual S1D13705
Issue Date: 2002/09/16 X27A-G-014-02
4 CPU Interface

4.1 CPU Interface Pin Mapping

Note
1 If the target MC68K bus is 32-bit, then these signals should be connected to D[31:16].

Table 4-1: CPU Interface Pin Mapping

S1D13705
Pin Name Generic #1 Generic #2 Hitachi SH-3 Hitachi SH-4 Motorola
MC68K #1 Motorola
MC68K #2
AB[16:1] A[16:1] A[16:1] A[16:1] A[16:1] A[16:1] A[16:1]
AB0 A0 A0 A0 A0 LDS# A0
DB[15:0] D[15:0] D[15:0] D[15:0] D[15:0] D[15:0] D[15:0]1
CS# External Decode CSn# CSn# External Decode
BCLK BCLK BCLK CKIO CKIO CLK CLK
BS# Connect to VSS Connect to IOVDD BS# BS# AS# AS#
RD/WR# RD1# Connect to IOVDD RD/WR# RD/WR# R/W# R/W#
RD# RD0# RD# RD# RD# Connect to IOVDD SIZ1
WE0# WE0# WE# WE0# WE0# Connect to IOVDD SIZ0
WE1# WE1# BHE# WE1# WE1# UDS# DS#
WAIT# WAIT# WAIT# WAIT# RDY# DTACK# DSACK1#
RESET# RESET# RESET# RESET# RESET# RESET# RESET#